Full Service Excavation & Construction Across the Hudson Valley
From site work and excavation to custom homes, ADUs, outdoor projects, and full residential construction, ThornHaüs Construction specializes in building projects from the ground up across Ulster and Greene Counties.
Serving Saugerties, Woodstock, Kingston, Catskill, and surrounding Hudson Valley areas.
Built on Hands On Experience
ThornHaüs Construction is a full-service excavation and construction company based in the Hudson Valley.
Founded by Saugerties natives Casey Backhaus and Mitch Thornton, ThornHaüs was built on years of experience in construction and excavation, with a focus on doing quality work the right way from the start.
From early site preparation and excavation through final construction details, the team stays hands-on throughout every phase of the process.
Residential Construction & Site Development
We work on a wide range of residential projects across Ulster and Greene Counties, including:
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Excavation & grading
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Site work & drainage
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Foundations & septic systems
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Custom homes & residential construction
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ADUs (Accessory Dwelling Units)
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Outdoor projects & hardscape
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Property development
Every property comes with different conditions, goals, and challenges. ThornHaüs takes the time to understand the scope of work and what’s needed to create a result that holds up long term.
Built From the Ground Up
A lot of what makes a project successful happens long before the finished result is visible.
Proper site work, drainage, grading, excavation, structural preparation, and planning all play a major role in how a project performs over time. Getting those details right from the start is what creates a stronger end result.
At ThornHaüs, we take a hands-on approach throughout the process and focus on building projects that are practical, well-executed, and built to last.
Whether it’s preparing a property for a custom home, developing land, or transforming an outdoor space, the goal stays the same: quality work and attention to detail from start to finish.
Recent Work Across the Hudson Valley
Kind Words From Our Customers
"Casey and team were spectacular. Fenced my backyard as well as a few other miscellaneous projects. Super thorough and communicated with me at every turn. Highly recommend!"
Lance H.
"Casey and his company could not be more efficient, prompt and excellent in their work. I make this statement based upon 6 years experience with Casey. I give him my highest recommendation."
Michael M.
"They transformed my property through their ideas, knowledge and design. Best professional attitude and demeanor. Truly a pleasure to work with from beginning to the end of the project. They have the right execution with the right equipment to do the job efficiently and efficiently."
Mark W.
Planning a Project?
Whether you’re starting a custom build, preparing a property for construction, or planning an outdoor project, ThornHaüs Construction is here to help.
Fill out the form, or call us to set up a free consultation.
Service Areas:
Saugerties, Woodstock, Kingston, Catskill, & Surrounding Hudson Valley areas
50 Rivka Road, Saugerties, NY 12477
(845) 332-7123